171723760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1013}}^1$

素因数の和:1202

約数の個数: 80

約数和(自身を含む): 433034784

約数和(自身を除く): 261311024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 163, 208, 260, 326, 520, 652, 815, 1013, 1040, 1304, 1630, 2026, 2119, 2608, 3260, 4052, 4238, 5065, 6520, 8104, 8476, 10130, 10595, 13040, 13169, 16208, 16952, 20260, 21190, 26338, 33904, 40520, 42380, 52676, 65845, 81040, 84760, 105352, 131690, 165119, 169520, 210704, 263380, 330238, 526760, 660476, 825595, 1053520, 1320952, 1651190, 2146547, 2641904, 3302380, 4293094, 6604760, 8586188, 10732735, 13209520, 17172376, 21465470, 34344752, 42930940, 85861880, 171723760]

約数ペア:

[(1, 171723760), (2, 85861880), (4, 42930940), (5, 34344752), (8, 21465470), (10, 17172376), (13, 13209520), (16, 10732735), (20, 8586188), (26, 6604760), (40, 4293094), (52, 3302380), (65, 2641904), (80, 2146547), (104, 1651190), (130, 1320952), (163, 1053520), (208, 825595), (260, 660476), (326, 526760), (520, 330238), (652, 263380), (815, 210704), (1013, 169520), (1040, 165119), (1304, 131690), (1630, 105352), (2026, 84760), (2119, 81040), (2608, 65845), (3260, 52676), (4052, 42380), (4238, 40520), (5065, 33904), (6520, 26338), (8104, 21190), (8476, 20260), (10130, 16952), (10595, 16208), (13040, 13169)]